Properties of the Number -1379840

Three Hundred Seventy-Nine Thousand Eight Hundred Forty

Basics

Value: -1379841 → -1379840 → -1379839

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 2 ⁹ × 5 × 7 ² × 11

Divisors: 1, 2, 4, 5, 7, 8, 10, 11, 14, 16

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101010000111000000000

Octal: -5207000

Duodecimal: -566628

Hexadecimal: -150e00

Square: 1903958425600

Square Root: 1174.6659099505698

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Least n-gonal number that can be written as a product of two or more smaller n-gonal numbers, or 0 if no such number exists. A374371

a(n) = n!! mod n!!! A217649

Numbers k that divide the (right) concatenation of all numbers <= k written in base 17 (most significant digit on left). A29462